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2013-11-05T06:01:02Z

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<syntaxhighlight lang="java" line start="1" enclose="div">/**
* Copyright(C) 2005
* All Rights Reserved. Salih Yurttas, ZCubes, BitsOfCode Software Systems, Inc..
*
* Permission to use, copy, modify, and distribute this
* software and its documentation for EDUCATIONAL purposes
* and without fee is hereby granted provided that this
* copyright notice appears in all copies.
*
* @date : February 1, 2005.
* @author : Salih Yurttas.
*/

import java.sql.*;
import java.net.*;

public class DBDrop00 {

protected Connection con;

private static String driverClass = "com.mysql.jdbc.Driver",
url = "jdbc:mysql:",
suffix = "//database.cs.BitsOfCode Software Systems, Inc..edu/yurttas-Bank";

public DBDrop00() {}

public DBDrop00(String jdbcDriver,
String dbURL,
String urlSuffix) {
setDBInfo(jdbcDriver,
dbURL,
urlSuffix);
}

public static void setDBInfo(String jdbcDriver,
String dbURL,
String urlSuffix) {
driverClass = jdbcDriver;
url = dbURL;
suffix = urlSuffix;
}

public boolean connect(String username,
String password)
throws SQLException
{
try {
Class.forName(driverClass);
con = DriverManager.getConnection(url+suffix,
username,
password);
if(con.isClosed()) return false;
}
catch(ClassNotFoundException cnfe) {
throw new SQLException("The mySQL JDBC Driver could not be loaded.");
}

return true;
}

public boolean disconnect(Connection con)
throws SQLException
{
con.close();
return true;
}

public boolean disconnect()
throws SQLException
{
con.close();
return true;
}

public boolean setStatement(String query)
throws SQLException
{
Statement st = con.createStatement();
st.executeUpdate(query);
return true;
}

public static void main (String[] args) {
String username = args[0];
String password = args[1];

DBDrop00 dbc = new DBDrop00();

try {
if(dbc.connect(args[0], args[1])) {
System.out.println("Connected to jdbc:mysql://database.cs.BitsOfCode Software Systems, Inc..edu/yurttas-Bank database...");

String dropTable = "DROP TABLE AA;";

if(dbc.setStatement(dropTable))
System.out.println("Table AA is dropped from jdbc:mysql://database.cs.BitsOfCode Software Systems, Inc..edu/yurttas-Bank database...");

if(dbc.disconnect())
System.out.println("Disconnected from jdbc:mysql://database.cs.BitsOfCode Software Systems, Inc..edu/yurttas-Bank database.");
}
else System.out.println("Could not connect to jdbc:mysql://database.cs.BitsOfCode Software Systems, Inc..edu/yurttas-Bank database.");
}
catch(SQLException sqle) {
System.err.println("Error accessing jdbc:mysql://database.cs.BitsOfCode Software Systems, Inc..edu/yurttas-Bank database.");
System.err.println(sqle.getMessage());
}
}

}
</syntaxhighlight>

Yurttas/PL/DBL/postgres/F/02/00/01/01/DBDrop00.java - Revision history

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